<?php
$str = "<input type=\"text\" name=\"product_keyword\" value=\"".$_GET['product_keyword']."\" onfocus=\"if (this.value == 'SEARCH A PRODUCT') {this.value = '';}\" onblur=\"if (this.value == ''){this.value = 'SEARCH A PRODUCT'; }\" class=\"text\" /><input type=\"submit\" name=\"submit\" value=\"Search\" class=\"submit\" />";

$str .= "<input type=\"hidden\" value=\"".$_GET['ads_category']."\" name=\"ads_category\"/>\n";
$str .= "<input type=\"hidden\" value=\"".$_GET['ads_brand']."\" name=\"ads_brand\"/>\n";
$str .= "<input type=\"hidden\" value=\"".$_GET['ads_colour']."\" name=\"ads_colour\"/>\n";
$str .= "<input type=\"hidden\" value=\"".$_GET['ads_size']."\" name=\"ads_size\"/>\n";
$str .= "<input type=\"hidden\" value=\"".$_GET['ads_price']."\" name=\"ads_price\"/>\n";

echo $str;
?>